78789120

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{10259}}^1$

素因数の和:10285

約数の個数: 80

約数和(自身を含む): 251903520

約数和(自身を除く): 173114400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3840, 7680, 10259, 20518, 30777, 41036, 51295, 61554, 82072, 102590, 123108, 153885, 164144, 205180, 246216, 307770, 328288, 410360, 492432, 615540, 656576, 820720, 984864, 1231080, 1313152, 1641440, 1969728, 2462160, 2626304, 3282880, 3939456, 4924320, 5252608, 6565760, 7878912, 9848640, 13131520, 15757824, 19697280, 26263040, 39394560, 78789120]

約数ペア:

[(1, 78789120), (2, 39394560), (3, 26263040), (4, 19697280), (5, 15757824), (6, 13131520), (8, 9848640), (10, 7878912), (12, 6565760), (15, 5252608), (16, 4924320), (20, 3939456), (24, 3282880), (30, 2626304), (32, 2462160), (40, 1969728), (48, 1641440), (60, 1313152), (64, 1231080), (80, 984864), (96, 820720), (120, 656576), (128, 615540), (160, 492432), (192, 410360), (240, 328288), (256, 307770), (320, 246216), (384, 205180), (480, 164144), (512, 153885), (640, 123108), (768, 102590), (960, 82072), (1280, 61554), (1536, 51295), (1920, 41036), (2560, 30777), (3840, 20518), (7680, 10259)]